#42468B#42468B

#42468B is a dark, moderate blue. Relative luminance 0.074; OKLCH L 42.7% C 0.112 H 278.0°. Best body text is #FFFFFF at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#42468B
RGB	rgb(66, 70, 139)
HSL	hsl(237, 36%, 40%)
HSV	hsv(237, 53%, 55%)
CMYK	cmyk(52.5%, 49.6%, 0%, 45.5%)
CIE-LAB	lab(32.71, 18.76, -39.10)
CIE-LCH	lch(32.71, 43.37, 295.64°)
OKLab	oklab(42.72% 0.0157 -0.1113)
OKLCH	oklch(42.72% 0.112 278)
XYZ	xyz(9.0957, 7.4021, 25.3706)
Luminance	0.0740 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42468B #8B8742

analogous

#426B8B #42468B #62428B

triadic

#42468B #8B4246 #468B42

tetradic

#42468B #8B426B #8B8742 #428B62

square

#42468B #8B426B #8B8742 #428B62

split-complementary

#42468B #8B6242 #6B8B42

monochromatic

#1B1C38 #2E3162 #42468B #5A5EB1 #8387C4

Accessibility & contrast

On white

8.47

#42468B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#42468B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42468B

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42468B	#FFFFFF	#000000	##FFFFFF
##42468B	1.00	8.47	2.48	8.47
#FFFFFF	8.47	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27508E

Deuteranopia (green-blind)

#1F4A89

Tritanopia (blue-blind)

#245562

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #42468b;
/* rgb */ color: rgb(66, 70, 139);
/* oklch */ color: oklch(42.7% 0.112 278.0);

Tailwind

colors: {
  custom: {
    50: '#7c79ad',
    500: '#42468b',
    950: '#000000',
  },
}

SCSS

$custom: #42468b;
$custom-light: #7c79ad;
$custom-dark: #000000;

JSON

{
  "hex": "#42468b",
  "rgb": {
    "r": 66,
    "g": 70,
    "b": 139
  },
  "hsl": {
    "h": 236.712,
    "s": 35.61,
    "l": 40.196
  },
  "oklch": {
    "l": 0.42715,
    "c": 0.11241,
    "h": 278
  },
  "luminance": 0.07403
}

Semantic roles & 50–950 ramp

primary

#42468B

secondary

#AFAC7A

accent

#C65CCC

background

#F7F7FA

surface

#EEEDF4

border

#C9C8CE

text

#0A0910

muted

#7C7B7F

Preview Lab

Preview with #42468B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →